Objective To study the mechanism of multiple-antibiotic-resistance in clinical isolates of Shigella and to detect the distribution and expression of active efflux pump gene acrAB-tolC.

• 目的研究志贺菌患者分离株的多重耐药机制。 方法检测志贺菌中有无主动外排系统acrAB-tolC结构基因acrAB-tolC在临床分离菌株中的分布;